document.write( "Question 370453: Systems with three variables. \r
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\n" ); document.write( "\n" ); document.write( "Solve
\n" ); document.write( "3x+2y-z=1
\n" ); document.write( "x-2y+z=0
\n" ); document.write( "2x+y-3z=-1
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Algebra.Com's Answer #264043 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "3x + 2y -  z =  1\r\n" );
document.write( " x - 2y +  z =  0\r\n" );
document.write( "2x +  y - 3z = -1\r\n" );
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document.write( "There are many ways to solve it.  \r\n" );
document.write( "The solution is \"x=1%2F4\", \"y=9%2F20\", \"z=13%2F20\"\r\n" );
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document.write( "If you want to know how to solved one of the many ways, \r\n" );
document.write( "please state which way you are studying.  Substitution,\r\n" );
document.write( "elimination, Cramer's rule, augmented matrix, or the AX=B \r\n" );
document.write( "matrix method using the inverse.  \r\n" );
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document.write( "Edwin
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